1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "debug.h"

     6

#include "functions.h"

     7

#include "table/sprites.h"

     8

#include "table/strings.h"

     9

#include "map.h"

    10

#include "window.h"

    11

#include "gui.h"

    12

#include "gfx.h"

    13

#include "vehicle.h"

    14

#include "viewport.h"

    15

#include "station.h"

    16

#include "command.h"

    17

#include "player.h"

    18

#include "engine.h"

    19

#include "vehicle_gui.h"

    20

#include "depot.h"

    21

#include "train.h"

    22

#include "newgrf_engine.h"

    23

    24

int _traininfo_vehicle_pitch = 0;

    25

    26

/**

    27

 * Draw the purchase info details of train engine at a given location.

    28

 * @param x,y location where to draw the info

    29

 * @param engine_number the engine of which to draw the info of

    30

 */

    31

void DrawTrainEnginePurchaseInfo(int x, int y, EngineID engine_number)

    32

{

    33

	const RailVehicleInfo *rvi = RailVehInfo(engine_number);

    34

	const Engine* e = GetEngine(engine_number);

    35

	int multihead = (rvi->flags&RVI_MULTIHEAD?1:0);

    36

	YearMonthDay ymd;

    37

	ConvertDayToYMD(&ymd, e->intro_date);

    38

    39

	/* Purchase Cost - Engine weight */

    40

	SetDParam(0, rvi->base_cost * (_price.build_railvehicle >> 3) >> 5);

    41

	SetDParam(1, rvi->weight << multihead);

    42

	DrawString(x,y, STR_PURCHASE_INFO_COST_WEIGHT, 0);

    43

	y += 10;

    44

    45

	/* Max speed - Engine power */

    46

	SetDParam(0, rvi->max_speed * 10 >> 4);

    47

	SetDParam(1, rvi->power << multihead);

    48

	DrawString(x,y, STR_PURCHASE_INFO_SPEED_POWER, 0);

    49

	y += 10;

    50

    51

	/* Running cost */

    52

	SetDParam(0, (rvi->running_cost_base * _price.running_rail[rvi->running_cost_class] >> 8) << multihead);

    53

	DrawString(x,y, STR_PURCHASE_INFO_RUNNINGCOST, 0);

    54

	y += 10;

    55

    56

	/* Powered wagons power - Powered wagons extra weight */

    57

	if (rvi->pow_wag_power != 0) {

    58

		SetDParam(0, rvi->pow_wag_power);

    59

		SetDParam(1, rvi->pow_wag_weight);

    60

		DrawString(x,y, STR_PURCHASE_INFO_PWAGPOWER_PWAGWEIGHT, 0);

    61

		y += 10;

    62

	};

    63

    64

	/* Cargo type + capacity, or N/A */

    65

	SetDParam(0, STR_8838_N_A);

    66

	SetDParam(2, STR_EMPTY);

    67

	if (rvi->capacity != 0) {

    68

		SetDParam(0, _cargoc.names_long[rvi->cargo_type]);

    69

		SetDParam(1, rvi->capacity << multihead);

    70

		SetDParam(2, STR_9842_REFITTABLE);

    71

	}

    72

	DrawString(x,y, STR_PURCHASE_INFO_CAPACITY, 0);

    73

	y += 10;

    74

    75

	/* Design date - Life length */

    76

	SetDParam(0, ymd.year + 1920);

    77

	SetDParam(1, e->lifelength);

    78

	DrawString(x,y, STR_PURCHASE_INFO_DESIGNED_LIFE, 0);

    79

	y += 10;

    80

    81

	/* Reliability */

    82

	SetDParam(0, e->reliability * 100 >> 16);

    83

	DrawString(x,y, STR_PURCHASE_INFO_RELIABILITY, 0);

    84

	y += 10;

    85

}

    86

    87

/**

    88

 * Draw the purchase info details of a train wagon at a given location.

    89

 * @param x,y location where to draw the info

    90

 * @param engine_number the engine of which to draw the info of

    91

 */

    92

void DrawTrainWagonPurchaseInfo(int x, int y, EngineID engine_number)

    93

{

    94

	const RailVehicleInfo *rvi = RailVehInfo(engine_number);

    95

	bool refittable = (_engine_info[engine_number].refit_mask != 0);

    96

    97

	/* Purchase cost */

    98

	SetDParam(0, (rvi->base_cost * _price.build_railwagon) >> 8);

    99

	DrawString(x, y, STR_PURCHASE_INFO_COST, 0);

   100

	y += 10;

   101

   102

	/* Wagon weight - (including cargo) */

   103

	SetDParam(0, rvi->weight);

   104

	SetDParam(1, (_cargoc.weights[rvi->cargo_type] * rvi->capacity >> 4) + rvi->weight);

   105

	DrawString(x, y, STR_PURCHASE_INFO_WEIGHT_CWEIGHT, 0);

   106

	y += 10;

   107

   108

	/* Cargo type + capacity */

   109

	SetDParam(0, _cargoc.names_long[rvi->cargo_type]);

   110

	SetDParam(1, rvi->capacity);

   111

	SetDParam(2, refittable ? STR_9842_REFITTABLE : STR_EMPTY);

   112

	DrawString(x, y, STR_PURCHASE_INFO_CAPACITY, 0);

   113

	y += 10;

   114

   115

	/* Wagon speed limit, displayed if above zero */

   116

	if (rvi->max_speed > 0 && _patches.wagon_speed_limits) {

   117

		SetDParam(0, rvi->max_speed * 10 >> 4);

   118

		DrawString(x,y, STR_PURCHASE_INFO_SPEED, 0);

   119

		y += 10;

   120

	}

   121

}

   122

   123

void CcBuildWagon(bool success, TileIndex tile, uint32 p1, uint32 p2)

   124

{

   125

	Vehicle *v,*found;

   126

   127

	if (!success)

   128

		return;

   129

   130

	// find a locomotive in the depot.

   131

	found = NULL;

   132

	FOR_ALL_VEHICLES(v) {

   133

		if (v->type == VEH_Train && IsFrontEngine(v) &&

   134

				v->tile == tile &&

   135

				v->u.rail.track == 0x80) {

   136

			if (found != NULL) // must be exactly one.

   137

				return;

   138

			found = v;

   139

		}

   140

	}

   141

   142

	// if we found a loco,

   143

	if (found != NULL) {

   144

		found = GetLastVehicleInChain(found);

   145

		// put the new wagon at the end of the loco.

   146

		DoCommandP(0, _new_wagon_id | (found->index<<16), 0, NULL, CMD_MOVE_RAIL_VEHICLE);

   147

		RebuildVehicleLists();

   148

	}

   149

}

   150

   151

void CcBuildLoco(bool success, TileIndex tile, uint32 p1, uint32 p2)

   152

{

   153

	const Vehicle* v;

   154

   155

	if (!success) return;

   156

   157

	v = GetVehicle(_new_train_id);

   158

	if (tile == _backup_orders_tile) {

   159

		_backup_orders_tile = 0;

   160

		RestoreVehicleOrders(v, _backup_orders_data);

   161

	}

   162

	ShowTrainViewWindow(v);

   163

}

   164

   165

void CcCloneTrain(bool success, uint tile, uint32 p1, uint32 p2)

   166

{

   167

	if (success) ShowTrainViewWindow(GetVehicle(_new_train_id));

   168

}

   169

   170

static void engine_drawing_loop(int *x, int *y, int *pos, int *sel,

   171

	EngineID* selected_id, RailType railtype, byte show_max, bool is_engine)

   172

{

   173

	EngineID j;

   174

   175

	for (j = 0; j < NUM_TRAIN_ENGINES; j++) {

   176

		EngineID i = GetRailVehAtPosition(j);

   177

		const Engine *e = GetEngine(i);

   178

		const RailVehicleInfo *rvi = RailVehInfo(i);

   179

   180

		if (!IsCompatibleRail(e->railtype, railtype) || !(rvi->flags & RVI_WAGON) != is_engine ||

   181

				!HASBIT(e->player_avail, _local_player))

   182

			continue;

   183

   184

		if (*sel == 0)

   185

			*selected_id = i;

   186

   187

		if (IS_INT_INSIDE(--*pos, -show_max, 0)) {

   188

			DrawString(*x + 59, *y + 2, GetCustomEngineName(i), *sel == 0 ? 0xC : 0x10);

   189

			DrawTrainEngine(*x + 29, *y + 6, i,

   190

				SPRITE_PALETTE(PLAYER_SPRITE_COLOR(_local_player)));

   191

			*y += 14;

   192

		}

   193

		--*sel;

   194

	}

   195

}

   196

   197

static void NewRailVehicleWndProc(Window *w, WindowEvent *e)

   198

{

   199

	switch (e->event) {

   200

	case WE_PAINT:

   201

   202

		if (w->window_number == 0)

   203

			SETBIT(w->disabled_state, 5);

   204

   205

		{

   206

			int count = 0;

   207

			RailType railtype = WP(w,buildtrain_d).railtype;

   208

			EngineID i;

   209

   210

			for (i = 0; i < NUM_TRAIN_ENGINES; i++) {

   211

				const Engine *e = GetEngine(i);

   212

				if (IsCompatibleRail(e->railtype, railtype)

   213

				    && HASBIT(e->player_avail, _local_player))

   214

					count++;

   215

			}

   216

			SetVScrollCount(w, count);

   217

		}

   218

   219

		SetDParam(0, WP(w,buildtrain_d).railtype + STR_881C_NEW_RAIL_VEHICLES);

   220

		DrawWindowWidgets(w);

   221

   222

		{

   223

			RailType railtype = WP(w,buildtrain_d).railtype;

   224

			int sel = WP(w,buildtrain_d).sel_index;

   225

			int pos = w->vscroll.pos;

   226

			int x = 1;

   227

			int y = 15;

   228

			EngineID selected_id = INVALID_ENGINE;

   229

   230

			/* Ensure that custom engines which substituted wagons

   231

			 * are sorted correctly.

   232

			 * XXX - DO NOT EVER DO THIS EVER AGAIN! GRRR hacking in wagons as

   233

			 * engines to get more types.. Stays here until we have our own format

   234

			 * then it is exit!!! */

   235

			engine_drawing_loop(&x, &y, &pos, &sel, &selected_id, railtype, w->vscroll.cap, true); // True engines

   236

			engine_drawing_loop(&x, &y, &pos, &sel, &selected_id, railtype, w->vscroll.cap, false); // Feeble wagons

   237

   238

			WP(w,buildtrain_d).sel_engine = selected_id;

   239

   240

			if (selected_id != INVALID_ENGINE) {

   241

				const RailVehicleInfo *rvi = RailVehInfo(selected_id);

   242

   243

				if (!(rvi->flags & RVI_WAGON)) {

   244

					/* it's an engine */

   245

					DrawTrainEnginePurchaseInfo(2, w->widget[4].top + 1,selected_id);

   246

				} else {

   247

					/* it's a wagon */

   248

					DrawTrainWagonPurchaseInfo(2, w->widget[4].top + 1, selected_id);

   249

				}

   250

			}

   251

		}

   252

	break;

   253

   254

	case WE_CLICK: {

   255

		switch (e->click.widget) {

   256

		case 2: {

   257

			uint i = (e->click.pt.y - 14) / 14;

   258

			if (i < w->vscroll.cap) {

   259

				WP(w,buildtrain_d).sel_index = i + w->vscroll.pos;

   260

				SetWindowDirty(w);

   261

			}

   262

		} break;

   263

		case 5: {

   264

			EngineID sel_eng = WP(w,buildtrain_d).sel_engine;

   265

			if (sel_eng != INVALID_ENGINE)

   266

				DoCommandP(w->window_number, sel_eng, 0, (RailVehInfo(sel_eng)->flags & RVI_WAGON) ? CcBuildWagon : CcBuildLoco, CMD_BUILD_RAIL_VEHICLE | CMD_MSG(STR_882B_CAN_T_BUILD_RAILROAD_VEHICLE));

   267

		}	break;

   268

		case 6: { /* rename */

   269

			EngineID sel_eng = WP(w,buildtrain_d).sel_engine;

   270

			if (sel_eng != INVALID_ENGINE) {

   271

				WP(w,buildtrain_d).rename_engine = sel_eng;

   272

				ShowQueryString(GetCustomEngineName(sel_eng),

   273

					STR_886A_RENAME_TRAIN_VEHICLE_TYPE, 31, 160, w->window_class, w->window_number);

   274

			}

   275

		} break;

   276

		}

   277

	} break;

   278

   279

	case WE_4:

   280

		if (w->window_number != 0 && !FindWindowById(WC_VEHICLE_DEPOT, w->window_number)) {

   281

			DeleteWindow(w);

   282

		}

   283

		break;

   284

   285

	case WE_ON_EDIT_TEXT: {

   286

		if (e->edittext.str[0] != '\0') {

   287

			_cmd_text = e->edittext.str;

   288

			DoCommandP(0, WP(w,buildtrain_d).rename_engine, 0, NULL,

   289

				CMD_RENAME_ENGINE | CMD_MSG(STR_886B_CAN_T_RENAME_TRAIN_VEHICLE));

   290

		}

   291

	} break;

   292

   293

	case WE_RESIZE: {

   294

		if (e->sizing.diff.y == 0)

   295

			break;

   296

   297

		w->vscroll.cap += e->sizing.diff.y / 14;

   298

		w->widget[2].unkA = (w->vscroll.cap << 8) + 1;

   299

	} break;

   300

	}

   301

}

   302

   303

static const Widget _new_rail_vehicle_widgets[] = {

   304

{   WWT_CLOSEBOX,   RESIZE_NONE,    14,     0,    10,     0,    13, STR_00C5,									STR_018B_CLOSE_WINDOW},

   305

{    WWT_CAPTION,   RESIZE_NONE,    14,    11,   227,     0,    13, STR_JUST_STRING,					STR_018C_WINDOW_TITLE_DRAG_THIS},

   306

{     WWT_MATRIX, RESIZE_BOTTOM,    14,     0,   215,    14,   125, 0x801,										STR_8843_TRAIN_VEHICLE_SELECTION},

   307

{  WWT_SCROLLBAR, RESIZE_BOTTOM,    14,   216,   227,    14,   125, 0x0,											STR_0190_SCROLL_BAR_SCROLLS_LIST},

   308

{      WWT_PANEL,     RESIZE_TB,    14,     0,   227,   126,   197, 0x0,											STR_NULL},

   309

{ WWT_PUSHTXTBTN,     RESIZE_TB,    14,     0,   107,   198,   209, STR_881F_BUILD_VEHICLE,		STR_8844_BUILD_THE_HIGHLIGHTED_TRAIN},

   310

{ WWT_PUSHTXTBTN,     RESIZE_TB,    14,   108,   215,   198,   209, STR_8820_RENAME,					STR_8845_RENAME_TRAIN_VEHICLE_TYPE},

   311

{  WWT_RESIZEBOX,     RESIZE_TB,    14,   216,   227,   198,   209, 0x0,											STR_RESIZE_BUTTON},

   312

{   WIDGETS_END},

   313

};

   314

   315

static const WindowDesc _new_rail_vehicle_desc = {

   316

	-1, -1, 228, 210,

   317

	WC_BUILD_VEHICLE,0,

   318

	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESIZABLE,

   319

	_new_rail_vehicle_widgets,

   320

	NewRailVehicleWndProc

   321

};

   322

   323

static void ShowBuildTrainWindow(TileIndex tile)

   324

{

   325

	Window *w;

   326

   327

	DeleteWindowById(WC_BUILD_VEHICLE, tile);

   328

   329

	w = AllocateWindowDesc(&_new_rail_vehicle_desc);

   330

	w->window_number = tile;

   331

	w->vscroll.cap = 8;

   332

	w->widget[2].unkA = (w->vscroll.cap << 8) + 1;

   333

   334

	w->resize.step_height = 14;

   335

	w->resize.height = w->height - 14 * 4; /* Minimum of 4 vehicles in the display */

   336

   337

	if (tile != 0) {

   338

		w->caption_color = GetTileOwner(tile);

   339

		WP(w,buildtrain_d).railtype = GB(_m[tile].m3, 0, 4);

   340

	} else {

   341

		w->caption_color = _local_player;

   342

		WP(w,buildtrain_d).railtype = GetBestRailtype(GetPlayer(_local_player));

   343

	}

   344

}

   345

   346

/**

   347

 * Get the number of pixels for the given wagon length.

   348

 * @param len Length measured in 1/8ths of a standard wagon.

   349

 * @return Number of pixels across.

   350

 */

   351

static int WagonLengthToPixels(int len) {

   352

	return (len * 29) / 8;

   353

}

   354

   355

static void DrawTrainImage(const Vehicle *v, int x, int y, int count, int skip, VehicleID selection)

   356

{

   357

	int dx = 0;

   358

	count *= 8;

   359

   360

	do {

   361

		if (--skip < 0) {

   362

			int image = GetTrainImage(v, 6);

   363

			uint32 ormod = SPRITE_PALETTE(PLAYER_SPRITE_COLOR(v->owner));

   364

			int width = v->u.rail.cached_veh_length;

   365

   366

			if (dx + width <= count) {

   367

				if (v->vehstatus & VS_CRASHED)

   368

					ormod = PALETTE_CRASH;

   369

				DrawSprite(image | ormod, x + 14 + WagonLengthToPixels(dx), y + 6 + (is_custom_sprite(RailVehInfo(v->engine_type)->image_index) ? _traininfo_vehicle_pitch : 0));

   370

				if (v->index == selection)

   371

					DrawFrameRect(x - 1 + WagonLengthToPixels(dx), y - 1, x + WagonLengthToPixels(dx + width) - 1, y + 12, 15, FR_BORDERONLY);

   372

			}

   373

			dx += width;

   374

		}

   375

   376

		v = v->next;

   377

	} while (dx < count && v != NULL);

   378

}

   379

   380

static void DrawTrainDepotWindow(Window *w)

   381

{

   382

	TileIndex tile;

   383

	Vehicle *v, *u;

   384

	int num,x,y,i, hnum;

   385

	Depot *depot;

   386

   387

	tile = w->window_number;

   388

   389

	/* setup disabled buttons */

   390

	w->disabled_state =

   391

		IsTileOwner(tile, _local_player) ? 0 : ((1 << 4) | (1 << 5) | (1 << 8) | (1<<9));

   392

   393

	/* determine amount of items for scroller */

   394

	num = 0;

   395

	hnum = 8;

   396

	FOR_ALL_VEHICLES(v) {

   397

		if (v->type == VEH_Train &&

   398

			  (IsFrontEngine(v) || IsFreeWagon(v)) &&

   399

				v->tile == tile &&

   400

				v->u.rail.track == 0x80) {

   401

			num++;

   402

			// determine number of items in the X direction.

   403

			if (IsFrontEngine(v)) {

   404

				hnum = max(hnum, v->u.rail.cached_total_length);

   405

			}

   406

		}

   407

	}

   408

   409

	/* Always have 1 empty row, so people can change the setting of the train */

   410

	num++;

   411

   412

	SetVScrollCount(w, num);

   413

	SetHScrollCount(w, (hnum + 7) / 8);

   414

   415

	/* locate the depot struct */

   416

	depot = GetDepotByTile(tile);

   417

	assert(depot != NULL);

   418

   419

	SetDParam(0, depot->town_index);

   420

	DrawWindowWidgets(w);

   421

   422

	x = 2;

   423

	y = 15;

   424

	num = w->vscroll.pos;

   425

   426

	// draw all trains

   427

	FOR_ALL_VEHICLES(v) {

   428

		if (v->type == VEH_Train && IsFrontEngine(v) &&

   429

				v->tile == tile && v->u.rail.track == 0x80 &&

   430

				--num < 0 && num >= -w->vscroll.cap) {

   431

			DrawTrainImage(v, x+21, y, w->hscroll.cap, w->hscroll.pos, WP(w,traindepot_d).sel);

   432

			/* Draw the train number */

   433

			SetDParam(0, v->unitnumber);

   434

			DrawString(x, y, (v->max_age - 366 < v->age) ? STR_00E3 : STR_00E2, 0);

   435

   436

			// Number of wagons relative to a standard length wagon (rounded up)

   437

			SetDParam(0, (v->u.rail.cached_total_length + 7) / 8);

   438

			DrawStringRightAligned(w->widget[6].right - 1, y + 4, STR_TINY_BLACK, 0);	//Draw the counter

   439

   440

			/* Draw the pretty flag */

   441

			DrawSprite(v->vehstatus & VS_STOPPED ? SPR_FLAG_VEH_STOPPED : SPR_FLAG_VEH_RUNNING, x + 15, y);

   442

   443

			y += 14;

   444

		}

   445

	}

   446

   447

	// draw all remaining vehicles

   448

	FOR_ALL_VEHICLES(v) {

   449

		if (v->type == VEH_Train && IsFreeWagon(v) &&

   450

				v->tile == tile && v->u.rail.track == 0x80 &&

   451

				--num < 0 && num >= -w->vscroll.cap) {

   452

			DrawTrainImage(v, x+50, y, w->hscroll.cap - 1, 0, WP(w,traindepot_d).sel);

   453

			DrawString(x, y+2, STR_8816, 0);

   454

   455

			/*Draw the train counter */

   456

			i = 0;

   457

			u = v;

   458

			do i++; while ( (u=u->next) != NULL);		//Determine length of train

   459

			SetDParam(0, i);				//Set the counter

   460

			DrawStringRightAligned(w->widget[6].right - 1, y + 4, STR_TINY_BLACK, 0);	//Draw the counter

   461

			y += 14;

   462

		}

   463

	}

   464

}

   465

   466

typedef struct GetDepotVehiclePtData {

   467

	Vehicle *head;

   468

	Vehicle *wagon;

   469

} GetDepotVehiclePtData;

   470

   471

static int GetVehicleFromTrainDepotWndPt(const Window *w, int x, int y, GetDepotVehiclePtData *d)

   472

{

   473

	int row;

   474

	int skip = 0;

   475

	Vehicle *v;

   476

   477

	x = x - 23;

   478

   479

	row = (y - 14) / 14;

   480

	if ((uint)row >= w->vscroll.cap) return 1; /* means err */

   481

   482

	row += w->vscroll.pos;

   483

   484

	/* go through all the locomotives */

   485

	FOR_ALL_VEHICLES(v) {

   486

		if (v->type == VEH_Train &&

   487

				IsFrontEngine(v) &&

   488

				v->tile == w->window_number &&

   489

				v->u.rail.track == 0x80 &&

   490

				--row < 0) {

   491

			skip = w->hscroll.pos;

   492

			goto found_it;

   493

		}

   494

	}